Sweeting, C. G. (2015). United States Army aviators' equipment, 1917/1945. McFarland & Company, Inc., Publishers.
Citace podle Chicago (17th ed.)Sweeting, C. G. United States Army Aviators' Equipment, 1917/1945. Jefferson, North Carolina: McFarland & Company, Inc., Publishers, 2015.
Citace podle MLA (9th ed.)Sweeting, C. G. United States Army Aviators' Equipment, 1917/1945. McFarland & Company, Inc., Publishers, 2015.
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